Rock Identifier

Category

Industrial Byproduct (Anthropogenic Rock)

Browse industrial byproduct (anthropogenic rock) specimens identified by the Rock Identifier community.

Learn about Industrial Byproduct (Anthropogenic Rock) in the encyclopedia

Rock Gypsum

Coral Rock

Asphalt Rock

Rock Salt

Calc-Silicate Rock

Calc-Silicate Rock

Talc-carbonate Rock

Talc-carbonate Rock

Adirondack Garnet

Adirondack Garnet

Anorthosite

Cataclasite

Peridotite

Phosphorite

Gondite

Shale (Fissile mudrock (composed of clay-sized particles and detrital grains)) — sedimentary

Shale

Fissile mudrock (composed of clay-sized particles and detrital grains)

Green Fluorite (Calcium Fluoride (CaF2)) — mineral

Green Fluorite

Calcium Fluoride (CaF2)

Barite Rose (Barium Sulfate (BaSO4)) — mineral

Barite Rose

Barium Sulfate (BaSO4)

Diamond (Diamond (C)) — mineral

Diamond

Diamond (C)

Polished Ocean Jasper (orbicular jasper) (Siliceous microcrystalline quartz/chalcedony, mainly SiO₂, with iron- and manganese-rich inclusions) — sedimentary

Polished Ocean Jasper (orbicular jasper)

Siliceous microcrystalline quartz/chalcedony, mainly SiO₂, with iron- and manganese-rich inclusions

Calcite–fluorite mineral specimen with iron-oxide staining (Calcite (CaCO₃), likely fluorite (CaF₂), with possible quartz and iron/manganese oxides) — mineral

Calcite–fluorite mineral specimen with iron-oxide staining

Calcite (CaCO₃), likely fluorite (CaF₂), with possible quartz and iron/manganese oxides

Tumbled chalcedony or quartz-rich stone (Microcrystalline quartz, SiO₂; possibly pale chert or chalcedony) — mineral

Tumbled chalcedony or quartz-rich stone

Microcrystalline quartz, SiO₂; possibly pale chert or chalcedony

Orbicular jasper (likely ocean jasper) (Silica-rich microcrystalline quartz/chalcedony with iron-oxide and feldspar inclusions; commonly marketed as Ocean Jasper) — mineral

Orbicular jasper (likely ocean jasper)

Silica-rich microcrystalline quartz/chalcedony with iron-oxide and feldspar inclusions; commonly marketed as Ocean Jasper

Polished brown jasper (likely brecciated or orbicular jasper) (Microcrystalline quartz/chalcedony, SiO₂, with iron-oxide and other mineral inclusions) — gemstone

Polished brown jasper (likely brecciated or orbicular jasper)

Microcrystalline quartz/chalcedony, SiO₂, with iron-oxide and other mineral inclusions

Rainbow aura quartz cluster (Quartz, silicon dioxide (SiO₂), artificially coated with a thin metallic film) — mineral

Rainbow aura quartz cluster

Quartz, silicon dioxide (SiO₂), artificially coated with a thin metallic film

Dyed mineral cluster, likely calcite or aragonite (Calcite (CaCO₃) or aragonite (CaCO₃), artificially color-enhanced) — mineral

Dyed mineral cluster, likely calcite or aragonite

Calcite (CaCO₃) or aragonite (CaCO₃), artificially color-enhanced

Tumbled unakite (Unakite (epidote + pink K-feldspar + quartz)) — metamorphic

Tumbled unakite

Unakite (epidote + pink K-feldspar + quartz)

Fossil scallop/bivalve shell (Fossilized pectinid bivalve; likely family Pectinidae (exact genus/species cannot be determined from the image)) — fossil

Fossil scallop/bivalve shell

Fossilized pectinid bivalve; likely family Pectinidae (exact genus/species cannot be determined from the image)

Agate (Silicon dioxide (SiO2) - Chalcedony variety) — sedimentary

Agate

Silicon dioxide (SiO2) - Chalcedony variety

Black Tourmaline (Schorl (NaFe2+3Al6(Si6O18)(BO3)3(OH)4)) — mineral

Black Tourmaline

Schorl (NaFe2+3Al6(Si6O18)(BO3)3(OH)4)

Agate (Silicon Dioxide (Chalcedony), SiO2) — gemstone

Agate

Silicon Dioxide (Chalcedony), SiO2

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Polished brown jasper (Jasper, microcrystalline quartz (SiO₂) with iron-oxide impurities) — metamorphic

Polished brown jasper

Jasper, microcrystalline quartz (SiO₂) with iron-oxide impurities

Almandine Garnet (Almandine (Fe3Al2(SiO4)3)) — mineral

Almandine Garnet

Almandine (Fe3Al2(SiO4)3)

Agate (Silicon dioxide (Chalcedony), SiO2) — gemstone

Agate

Silicon dioxide (Chalcedony), SiO2

Pumice (Pumice (Volcanic Glass Foam)) — igneous

Pumice

Pumice (Volcanic Glass Foam)

Magnetite (Magnetite (Fe3O4)) — mineral

Magnetite

Magnetite (Fe3O4)

Yellow Calcite (Calcium Carbonate (CaCO3)) — mineral

Yellow Calcite

Calcium Carbonate (CaCO3)

Diamond and Gold Jewelry (Carbon (Diamond) / Au (Gold)) — gemstone

Diamond and Gold Jewelry

Carbon (Diamond) / Au (Gold)

Diamond (Princess Cut) (Carbon (C)) — gemstone

Diamond (Princess Cut)

Carbon (C)

Chert (Black Flint) (Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Black Flint)

Cryptocrystalline Quartz (SiO2)

Pegmatite (Igneous Pegmatite) — igneous

Pegmatite

Igneous Pegmatite

Raw Garnet (Hessonite / Spessartine) (Silicate mineral group (X3Y2(SiO4)3)) — gemstone

Raw Garnet (Hessonite / Spessartine)

Silicate mineral group (X3Y2(SiO4)3)

Orange Calcite (Calcite (Calcium Carbonate, CaCO3)) — mineral

Orange Calcite

Calcite (Calcium Carbonate, CaCO3)

Almandine Garnet (Fe3Al2(SiO4)3) — mineral

Almandine Garnet

Fe3Al2(SiO4)3

Pegmatite (with Muscovite Mica and Quartz) (Granitic Pegmatite (chiefly KAlSi3O8, SiO2, and KAl2(AlSi3O10)(OH)2)) — igneous

Pegmatite (with Muscovite Mica and Quartz)

Granitic Pegmatite (chiefly KAlSi3O8, SiO2, and KAl2(AlSi3O10)(OH)2)

Greenschist (Greenschist (Chlorite-actinolite schist)) — metamorphic

Greenschist

Greenschist (Chlorite-actinolite schist)

Pink Sapphire (Corundum) (Aluminum Oxide (Al2O3) with Chromium/Iron impurities) — gemstone

Pink Sapphire (Corundum)

Aluminum Oxide (Al2O3) with Chromium/Iron impurities

Sapphire (Corundum (Al2O3)) — gemstone

Sapphire

Corundum (Al2O3)

Pyrite in Matrix (Iron Sulfide (FeS2)) — mineral

Pyrite in Matrix

Iron Sulfide (FeS2)

Cubic Zirconia (Faceted) (Zirconium dioxide (ZrO2)) — gemstone

Cubic Zirconia (Faceted)

Zirconium dioxide (ZrO2)

Quartz Crystal Cluster (Silicon Dioxide (SiO2)) — mineral

Quartz Crystal Cluster

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Diamond (Baguette cut) (Carbon (C)) — gemstone

Diamond (Baguette cut)

Carbon (C)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Rough White Zircon (Zircon (Zirconium Silicate, ZrSiO4)) — mineral

Rough White Zircon

Zircon (Zirconium Silicate, ZrSiO4)

Diamond (or Clear Zircon/Sapphire) (Carbon (C)) — gemstone

Diamond (or Clear Zircon/Sapphire)

Carbon (C)